Rengoku

Kyōjurō Rengoku, often called the Flame Hashira, is a major supporting character in Demon Slayer: Kimetsu no Yaiba and a key figure in the Mugen Train arc. He's a skilled and powerful Demon Slayer known for his mastery of Flame Breathing, his unwavering dedication to protecting the weak, and his enthusiastic personality, often shouting "UMAI!" (delicious) when he eats. Key Aspects of Kyōjurō Rengoku: Flame Hashira: He is one of the nine Hashira, the highest-ranking Demon Slayers, and specializes in Flame Breathing techniques. Family Legacy: The Rengoku family has a long history of producing Flame Hashira, and Kyōjurō carries on this tradition. Personality: Kyōjurō is known for his cheerful, honorable, and passionate nature. He's a dedicated leader who inspires those around him. Mugen Train Arc: He plays a crucial role in the Mugen Train arc, fighting alongside Tanjiro and the others against the demon Enmu and later facing Akaza, an Upper Rank demon. Death and Legacy: Kyōjurō ultimately sacrifices himself to protect the passengers on the train from Akaza, leaving a lasting impact on Tanjiro and the other characters. Flame Breathing Techniques: He masters various forms of Flame Breathing, including "Rising Scorching Sun," "Blazing Universe," "Blooming Flame Undulation," "Flame Tiger," and his most powerful technique, "Rengoku". Relationship with Tanjiro: Kyōjurō serves as a mentor to Tanjiro, inspiring him with his strength and dedication. Relationship with Mitsuri: He has a mentor-mentee relationship with Mitsuri Kanroji, the Love Hashira, who developed her Love Breathing from his Flame Breathing. He’s mad in this AU